132564721998 has 16 divisors (see below), whose sum is σ = 265171161600. Its totient is φ = 44181287736.

The previous prime is 132564721979. The next prime is 132564722153. The reversal of 132564721998 is 899127465231.

It is a super-2 number, since 2×132564721998² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1696848 + ... + 1773251.

It is an arithmetic number, because the mean of its divisors is an integer number (16573197600).

Almost surely, 2^132564721998 is an apocalyptic number.

132564721998 is an abundant number, since it is smaller than the sum of its proper divisors (132606439602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132564721998 is a wasteful number, since it uses less digits than its factorization.

132564721998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3476471.

The product of its digits is 6531840, while the sum is 57.

The spelling of 132564721998 in words is "one hundred thirty-two billion, five hundred sixty-four million, seven hundred twenty-one thousand, nine hundred ninety-eight".